From: Tomasz Figa <t.figa@xxxxxxxxxxx>
This patch adds stdout-path property to chosen nodes of Exynos4 boards
to enable use of earlycon feature without the need to hardcode port
number in kernel itself.
Signed-off-by: Tomasz Figa <t.figa@xxxxxxxxxxx>
Signed-off-by: Marek Szyprowski <m.szyprowski@xxxxxxxxxxx>
---
arch/arm/boot/dts/exynos4210-origen.dts | 1 +
arch/arm/boot/dts/exynos4210-smdkv310.dts | 1 +
arch/arm/boot/dts/exynos4210-trats.dts | 1 +
arch/arm/boot/dts/exynos4210-universal_c210.dts | 1 +
arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 4 ++++
arch/arm/boot/dts/exynos4412-origen.dts | 1 +
arch/arm/boot/dts/exynos4412-smdk4412.dts | 1 +
arch/arm/boot/dts/exynos4412-tiny4412.dts | 4 ++++
arch/arm/boot/dts/exynos4412-trats2.dts | 1 +
9 files changed, 15 insertions(+)
diff --git a/arch/arm/boot/dts/exynos4210-origen.dts b/arch/arm/boot/dts/exynos4210-origen.dts
index f767c425d0b5..b81146141402 100644
--- a/arch/arm/boot/dts/exynos4210-origen.dts
+++ b/arch/arm/boot/dts/exynos4210-origen.dts
@@ -31,6 +31,7 @@
chosen {
bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
+ stdout-path = &serial_2;
};
regulators {
diff --git a/arch/arm/boot/dts/exynos4210-smdkv310.dts b/arch/arm/boot/dts/exynos4210-smdkv310.dts
index 676e6e0c8cf3..86216fff1b4f 100644
--- a/arch/arm/boot/dts/exynos4210-smdkv310.dts
+++ b/arch/arm/boot/dts/exynos4210-smdkv310.dts
@@ -27,6 +27,7 @@
chosen {
bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
+ stdout-path = &serial_1;
};
sdhci@12530000 {
diff --git a/arch/arm/boot/dts/exynos4210-trats.dts b/arch/arm/boot/dts/exynos4210-trats.dts
index f516da9e8b3a..b351c7bddf2d 100644
--- a/arch/arm/boot/dts/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/exynos4210-trats.dts
@@ -28,6 +28,7 @@
chosen {
bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
+ stdout-path = &serial_2;
};
regulators {
diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts
index f1af3f5bf75f..a9d668b24c25 100644
--- a/arch/arm/boot/dts/exynos4210-universal_c210.dts
+++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts
@@ -26,6 +26,7 @@
chosen {
bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rw rootwait earlyprintk panic=5 maxcpus=1";
+ stdout-path = &serial_2;
};
sysram@02020000 {
diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
index 828d10ed5e86..fc49d3329985 100644
--- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
+++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi
@@ -11,6 +11,10 @@
#include "exynos4412.dtsi"
/ {
+ chosen {
+ stdout-path = &serial_1;
+ };
+
reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
diff --git a/arch/arm/boot/dts/exynos4412-origen.dts b/arch/arm/boot/dts/exynos4412-origen.dts
index e925c9fbfb07..979dc07c929c 100644
--- a/arch/arm/boot/dts/exynos4412-origen.dts
+++ b/arch/arm/boot/dts/exynos4412-origen.dts
@@ -26,6 +26,7 @@
chosen {
bootargs ="console=ttySAC2,115200";
+ stdout-path = &serial_2;
};
firmware@0203F000 {
diff --git a/arch/arm/boot/dts/exynos4412-smdk4412.dts b/arch/arm/boot/dts/exynos4412-smdk4412.dts
index ded0b70f7644..b9256afbcc68 100644
--- a/arch/arm/boot/dts/exynos4412-smdk4412.dts
+++ b/arch/arm/boot/dts/exynos4412-smdk4412.dts
@@ -25,6 +25,7 @@
chosen {
bootargs ="root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc";
+ stdout-path = &serial_1;
};
g2d@10800000 {
diff --git a/arch/arm/boot/dts/exynos4412-tiny4412.dts b/arch/arm/boot/dts/exynos4412-tiny4412.dts
index ea6929d9c621..d46fd4c2aeaa 100644
--- a/arch/arm/boot/dts/exynos4412-tiny4412.dts
+++ b/arch/arm/boot/dts/exynos4412-tiny4412.dts
@@ -18,6 +18,10 @@
model = "FriendlyARM TINY4412 board based on Exynos4412";
compatible = "friendlyarm,tiny4412", "samsung,exynos4412", "samsung,exynos4";
+ chosen {
+ stdout-path = &serial_0;
+ };
+
memory {
reg = <0x40000000 0x40000000>;
};
diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
index 11967f4561e0..ade31d3174b0 100644
--- a/arch/arm/boot/dts/exynos4412-trats2.dts
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -30,6 +30,7 @@
chosen {
bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
+ stdout-path = &serial_2;
};
firmware@0204F000 {
--
1.9.2
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